Messages in this thread | | | From | Matt Heler <> | Subject | Re: CSCAN I/O scheduler for 2.6.10 kernel | Date | Fri, 31 Mar 2006 01:28:36 -0500 |
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Any chance you can diff this against the latest 2.6 kernel ? 2.6.10 is abit old.
Thanks
On Thursday 30 March 2006 10:58 pm, Vishal Patil wrote: > Maintain two queues which will be sorted in ascending order using Red > Black Trees. When a disk request arrives and if the block number it > refers to is greater than the block number of the current request > being served add (merge) it to the first sorted queue or else add > (merge) it to the second sorted queue. Keep on servicing the requests > from the first request queue until it is empty after which switch over > to the second queue and now reverse the roles of the two queues. > Simple and Sweet. Many thanks for the awesome block I/O layer in the > 2.6 kernel. > > - Vishal > > PS: Please note that I have not subscribed to the LKML. For comments > please reply back to this email. > > -- > Every passing minute is another chance to turn it all around. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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